Home
Vertebrates
All
Amphibians
Birds
Fish
Mammals
Reptiles
Reptiles and Amphibians
Sharks and Rays
Insects
All
Ants
Beetles
Bees
Butterflies
Cicadas
Damselflies
Dragonflies
Dragonflies and Damselflies
Fleas
Flies (Diptera)
Grasshoppers and Crickets
Hornets and Wasps
Katydids
Mosquitoes
Moths
Planthoppers
Robber Flies
Sawflies, Horntails, Wood Wasps
Scale Insects
Stoneflies
Tiger Beetles
Treehoppers
True Bugs (Hemiptera)
Other Invertebrates
Amphipods
Bivalves - Freshwater
Bivalves - Saltwater
Crabs, Lobsters, and Shrimp
Crayfish
Earthworms
Gastropods
Harvestmen
Isopods
Jellyfish
Nematodes
Proturans
Sea Urchins
Spiders
Springtails
Ticks
Plants
Browse by family
Aster Family
Bryophytes
Carnivorous Plants
Clubmosses, Quillworts, Spikemosses
Ferns
Grasses
Iris Family
Milkweed Family
Mosses
Orchids
Pea Family
Rose Family
Sedges and Rushes
Fungi/Other
Algae - Freshwater
Algae - Marine Macroalgae
Algae - Marine Microalgae
Fungi - All
Fungi - Browse by family
Fungi - Ascomycota
Fungi - Basidiomycota
Lichens
Slime Molds
Explore
Bibliography
Maryland Quad Map
Maryland Quad Heat Map
Top 100 Contributors by Species
Top 100 Contributors by Species (2024)
Top 100 Contributors by Records
Recent Discoveries (this month)
iNaturalist Integration Summary
MBP Brochure
Partnerships
Editors
Photographers
Get Involved
FAQs
About Records
Dedication
Links
MBP on Facebook
MBP on Twitter
MBP on Instagram
MBP project at iNaturalist
Share photos on Flickr
MBP Google Group
Maryland Plant Atlas
MD/DCRC Resources
Stewart and Robbins (1958)
eBird
Sites
Andelot Farm
Chino Farms
Dans Rock Bird Count
Fort Smallwood Park
Horn Point Laboratory
Howard County Conservancy
Jemicy School
Rocky Gap State Park
Turkey Point Bird Count
Weinberg Park
Maryland Checklist - Stephen Horvath via iNaturalist - all-time (Total: 93)
Filter by category...
Show All
Amphibians
\n
Animals
\n
Ants
\n
Bees
\n
Beetles
\n
Birds
\n
Butterflies
\n
Damselflies
\n
Dragonflies
\n
Ferns
\n
Fish
\n
Flies
\n
Fungi
\n
Grasses
\n
Grasshoppers
\n
Insects
\n
Lichens
\n
Mammals
\n
Moths
\n
Plants
\n
Reptiles
\n
Spiders
\n
True Bugs
\n
Filter by tag...
Show All
Adventive
\n
Coastal Plain only
\n
Endangered (Federal)
\n
Endangered (MD)
\n
Excluded
\n
Exotic
\n
Extinct
\n
Extirpated
\n
Extralimital
\n
G1 (Highly globally rare)
\n
G1G2 (Highly globally rare)
\n
G2 (Globally rare)
\n
G2G3 (Globally rare)
\n
G3 (Globally rare/local)
\n
G3G4 (Globally vulnerable)
\n
G4
\n
G4G5
\n
G5
\n
Garrett only
\n
GH (No known extant occurrences)
\n
GU (Global status uncertain)
\n
Hybrid
\n
In need of conservation
\n
Invasive
\n
Nativity Uncertain
\n
Non-native
\n
Reviewable (MD/DCRC)
\n
S1 (Highly state rare)
\n
S1B (Highly state rare breeder)
\n
S1M (State rare migrant)
\n
S1N (State rare non-breeder)
\n
S1S2 (Highly state rare)
\n
S1S2B (State rare breeder)
\n
S2 (State rare)
\n
S2B (State rare breeder)
\n
S2B (State rare breeder)
\n
S2S3 (State rare)
\n
S2S3B (State rare breeder)
\n
S3 (Watch list)
\n
S3B (State watchlist breeder)
\n
S3S4
\n
S3S4B (State watchlist breeder)
\n
S4SE
\n
SH (Historical)
\n
SHB (State historical breeder)
\n
SR (State rare)
\n
Status Uncertain
\n
SUB (Status uncertain breeder)
\n
SXB (State extirpated breeder)
\n
SXM (State extirpated migrant)
\n
Threatened (Federal)
\n
Threatened (MD)
\n
Undescribed
\n
Vulnerable
\n
Waif
\n
Western MD only
\n
Worcester only
\n
Photos
Common Name
Genus
Species
Records  
Category
Family
Order
Class
Kingdom
1
White Sucker
Catostomus
commersonii
132
Fish
Catostomidae
Cypriniformes
Actinopterygii
Animalia
2
Green Sunfish
Lepomis
cyanellus
502
Fish
Centrarchidae
Perciformes
Actinopterygii
Animalia
3
American Eel
Anguilla
rostrata
240
Fish
Anguillidae
Anguilliformes
Actinopterygii
Animalia
1
Eastern Newt
Notophthalmus
viridescens
680
Amphibians
Salamandridae
Caudata
Amphibia
Animalia
2
Long-tailed Salamander
Eurycea
longicauda
longicauda
189
Amphibians
Plethodontidae
Caudata
Amphibia
Animalia
3
Gray/Cope's Gray Treefrog
Hyla
versicolor/chrysoscelis
1594
Amphibians
Hylidae
Anura
Amphibia
Animalia
4
American Bullfrog
Lithobates
catesbeianus
1699
Amphibians
Ranidae
Anura
Amphibia
Animalia
5
Fowler's Toad
Anaxyrus
fowleri
1666
Amphibians
Bufonidae
Anura
Amphibia
Animalia
6
Northern Dusky Salamander
Desmognathus
fuscus
3229
Amphibians
Plethodontidae
Caudata
Amphibia
Animalia
7
Wood Frog
Lithobates
sylvaticus
1035
Amphibians
Ranidae
Anura
Amphibia
Animalia
1
No Common Name
Leiobunum
vittatum
326
Harvestmen
Sclerosomatidae
Opiliones
Arachnida
Animalia
1
Yellow Garden Spider
Argiope
aurantia
538
Spiders
Araneidae
Araneae
Arachnida
Animalia
1
No Common Name
Narceus
americanus-annularis
292
Millipedes
Spirobolidae
Spirobolida
Diplopoda
Animalia
1
Leopard Slug
Limax
maximus
451
Slugs
Limacidae
Stylommatophora
Gastropoda
Animalia
1
Two-spotted Bumble Bee
Bombus
bimaculatus
524
Bees
Apidae
Hymenoptera
Insecta
Animalia
2
Northern Carpenter Bee
Xylocopa
virginica
1021
Bees
Apidae
Hymenoptera
Insecta
Animalia
3
Wool Carder Bee
Anthidium
manicatum
177
Bees
Megachilidae
Hymenoptera
Insecta
Animalia
1
Greater Bee Fly
Bombylius
major
183
Bee Flies
Bombyliidae
Diptera
Insecta
Animalia
1
Viceroy
Limenitis
archippus
458
Butterflies
Nymphalidae
Lepidoptera
Insecta
Animalia
2
Red Admiral
Vanessa
atalanta
1697
Butterflies
Nymphalidae
Lepidoptera
Insecta
Animalia
1
American Carrion Beetle
Necrophila
americana
471
Carrion Beetles
Silphidae
Coleoptera
Insecta
Animalia
1
Eyed Click Beetle
Alaus
oculatus
547
Click Beetles
Elateridae
Coleoptera
Insecta
Animalia
1
Black-shouldered Spinyleg
Dromogomphus
spinosus
315
Dragonflies
Gomphidae
Odonata
Insecta
Animalia
2
Widow Skimmer
Libellula
luctuosa
1652
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
3
Great Blue Skimmer
Libellula
vibrans
903
Dragonflies
Libellulidae
Odonata
Insecta
Animalia
1
No Common Name
Spilopteron
sp.
2
Ichneumonid Wasps
Ichneumonidae
Hymenoptera
Insecta
Animalia
1
Lesser Anglewing
Microcentrum
retinerve
548
Katydids
Tettigoniidae
Orthoptera
Insecta
Animalia
1
Walnut Caterpillar Moth
Datana
integerrima
143
Moths
Notodontidae
Lepidoptera
Insecta
Animalia
2
Ultronia Underwing Moth
Catocala
ultronia
212
Moths
Erebidae
Lepidoptera
Insecta
Animalia
3
Nessus Sphinx
Amphion
floridensis
210
Moths
Sphingidae
Lepidoptera
Insecta
Animalia
4
Cecropia Moth
Hyalophora
cecropia
112
Moths
Saturniidae
Lepidoptera
Insecta
Animalia
5
Polyphemus Moth
Antheraea
polyphemus
453
Moths
Saturniidae
Lepidoptera
Insecta
Animalia
6
Large Lace-bordered Moth
Scopula
limboundata
1128
Moths
Geometridae
Lepidoptera
Insecta
Animalia
7
Morning-glory Plume Moth
Emmelina
monodactyla
575
Moths
Pterophoridae
Lepidoptera
Insecta
Animalia
8
No Common Name
Apantesis
sp.
248
Moths
Erebidae
Lepidoptera
Insecta
Animalia
9
No Common Name
Desmia
sp.
336
Moths
Crambidae
Lepidoptera
Insecta
Animalia
10
Luna Moth
Actias
luna
1188
Moths
Saturniidae
Lepidoptera
Insecta
Animalia
11
Saddled Prominent Moth
Cecrita
guttivitta
217
Moths
Notodontidae
Lepidoptera
Insecta
Animalia
12
Deep Yellow Euchlaena Moth
Euchlaena
amoenaria
268
Moths
Geometridae
Lepidoptera
Insecta
Animalia
1
Banded Net-wing
Calopteron
reticulatum
66
Net-winged Beetles
Lycidae
Coleoptera
Insecta
Animalia
1
Spotted Lanternfly
Lycorma
delicatula
1233
Planthoppers
Fulgoridae
Hemiptera
Insecta
Animalia
1
Eastern Boxelder Bug
Boisea
trivittata
769
Scentless Plant Bugs
Rhopalidae
Hemiptera
Insecta
Animalia
1
No Common Name
Uleiota
dubia
15
Silvanid Flat Bark Beetles
Silvanidae
Coleoptera
Insecta
Animalia
1
Golden-backed Snipe Fly
Chrysopilus
thoracicus
642
Snipe Flies
Rhagionidae
Diptera
Insecta
Animalia
1
No Common Name
Syrphus
sp.
192
Syrphid Flies
Syrphidae
Diptera
Insecta
Animalia
2
Maize Calligrapher
Toxomerus
politus
157
Syrphid Flies
Syrphidae
Diptera
Insecta
Animalia
1
No Common Name
Eumenes
fraternus
272
Vespid Wasps
Vespidae
Hymenoptera
Insecta
Animalia
1
Oak Timberworm
Arrenodes
minutus
126
Weevils
Brentidae
Coleoptera
Insecta
Animalia
2
No Common Name
Larinus
turbinatus
82
Weevils
Curculionidae
Coleoptera
Insecta
Animalia
1
White-footed Mouse
Peromyscus
leucopus
854
Mammals
Muridae
Rodentia
Mammalia
Animalia
1
Northern Watersnake
Nerodia
sipedon
sipedon
1263
Reptiles
Colubridae
Squamata
Reptilia
Animalia
2
Eastern Ratsnake
Pantherophis
alleghaniensis
1115
Reptiles
Colubridae
Squamata
Reptilia
Animalia
3
Red-eared Slider
Trachemys
scripta
elegans
1633
Reptiles
Emydidae
Testudines
Reptilia
Animalia
4
Eastern Box Turtle
Terrapene
carolina
carolina
3355
Reptiles
Emydidae
Testudines
Reptilia
Animalia
5
Broad-headed Skink
Plestiodon
laticeps
555
Reptiles
Scincidae
Squamata
Reptilia
Animalia
1
Thin-maze Flat Polypore
Daedaleopsis
confragosa
210
Fungi
Polyporaceae
Polyporales
Agaricomycetes
Fungi
2
Cinnabar Red Polypore
Pycnoporus
cinnabarinus
169
Fungi
Polyporaceae
Polyporales
Agaricomycetes
Fungi
3
Sulfur Shelf
Laetiporus
sulphureus
321
Fungi
Laetiporaceae
Polyporales
Agaricomycetes
Fungi
4
Shaggy Mane
Coprinus
comatus
121
Fungi
Coprinaceae
Agaricales
Agaricomycetes
Fungi
5
Little Nest Polypore
Trametes
conchifer
58
Fungi
Polyporaceae
Polyporales
Agaricomycetes
Fungi
6
Witches Butter
Tremella
mesenterica
317
Fungi
Tremellaceae
Tremellales
Tremellomycetes
Fungi
1
Field Horsetail
Equisetum
arvense
328
Horsetail Family
Equisetaceae
Equisetales
Equisetopsida
Plantae
1
Flat-branched Tree Clubmoss
Dendrolycopodium
obscurum
621
Clubmoss Family
Lycopodiaceae
Lycopodiales
Lycopodiopsida
Plantae
1
White Rattlesnake Root
Nabalus
albus
36
Aster Family
Asteraceae
Asterales
Magnoliopsida
Plantae
2
Gray Goldenrod
Solidago
nemoralis
ssp.
nemoralis
87
Aster Family
Asteraceae
Asterales
Magnoliopsida
Plantae
3
Common Fleabane
Erigeron
philadelphicus
290
Aster Family
Asteraceae
Asterales
Magnoliopsida
Plantae
1
Asiatic Tearthumb
Persicaria
perfoliata
864
Buckwheat Family
Polygonaceae
Caryophyllales
Magnoliopsida
Plantae
1
Green False Hellebore
Veratrum
viride
241
Bunchflower Family
Melanthiaceae
Liliales
Magnoliopsida
Plantae
1
Lesser Celandine
Ficaria
verna
1129
Buttercup Family
Ranunculaceae
Ranunculales
Magnoliopsida
Plantae
1
Wild Geranium
Geranium
maculatum
523
Geranium Family
Geraniaceae
Geraniales
Magnoliopsida
Plantae
1
Dwarf Ginseng
Panax
trifolius
422
Ginseng Family
Araliaceae
Apiales
Magnoliopsida
Plantae
1
Deerberry
Vaccinium
stamineum
385
Heath Family
Ericaceae
Ericales
Magnoliopsida
Plantae
1
Amur Honeysuckle
Lonicera
maackii
301
Honeysuckle Family
Caprifoliaceae
Dipsacales
Magnoliopsida
Plantae
1
Azure Bluets
Houstonia
caerulea
718
Madder Family
Rubiaceae
Rubiales
Magnoliopsida
Plantae
1
Japanese Mazus
Mazus
pumilus
65
Mazus Family
Mazaceae
Lamiales
Magnoliopsida
Plantae
1
Common Periwinkle
Vinca
minor
380
Milkweed Family
Apocynaceae
Gentianales
Magnoliopsida
Plantae
1
Common Selfheal
Prunella
vulgaris
620
Mint Family
Lamiaceae
Lamiales
Magnoliopsida
Plantae
1
Virginia Springbeauty
Claytonia
virginica
1432
Montia Family
Montiaceae
Caryophyllales
Magnoliopsida
Plantae
1
Eastern Redbud
Cercis
canadensis
481
Pea Family
Fabaceae
Fabales
Magnoliopsida
Plantae
2
Panicledleaf Tick-trefoil
Desmodium
paniculatum
var.
paniculatum
426
Pea Family
Fabaceae
Fabales
Magnoliopsida
Plantae
1
Wild Blue Phlox
Phlox
divaricata
var.
divaricata
249
Phlox Family
Polemoniaceae
Solanales
Magnoliopsida
Plantae
1
Star Chickweed
Stellaria
pubera
487
Pink Family
Caryophyllaceae
Caryophyllales
Magnoliopsida
Plantae
2
Wild Pink
Silene
caroliniana
ssp.
pensylvanica
303
Pink Family
Caryophyllaceae
Caryophyllales
Magnoliopsida
Plantae
1
Bloodroot
Sanguinaria
canadensis
1384
Poppy Family
Papaveraceae
Papaverales
Magnoliopsida
Plantae
1
Scarlet Pimpernel
Lysimachia
arvensis
231
Primrose Family
Primulaceae
Primulales
Magnoliopsida
Plantae
1
Striped White Violet
Viola
striata
272
Violet Family
Violaceae
Violales
Magnoliopsida
Plantae
2
Common Blue Violet
Viola
sororia
560
Violet Family
Violaceae
Violales
Magnoliopsida
Plantae
1
American White Water-lily
Nymphaea
odorata
ssp.
odorata
281
Water-lily Family
Nymphaeaceae
Nymphaeales
Magnoliopsida
Plantae
1
Parrot Feather Watermilfoil
Myriophyllum
aquaticum
134
Water Milfoil Family
Haloragaceae
Haloragales
Magnoliopsida
Plantae
1
American Witch-hazel
Hamamelis
virginiana
436
Witch-hazel Family
Hamamelidaceae
Hamamelidales
Magnoliopsida
Plantae
1
Eastern Red Cedar
Juniperus
virginiana
var.
virginiana
892
Cypress Family
Cupressaceae
Pinales
Pinopsida
Plantae
1
Northern Maidenhair Fern
Adiantum
pedatum
232
Ferns
Pteridaceae
Polypodiales
Polypodiopsida
Plantae
2
Eastern Hayscented Fern
Dennstaedtia
punctilobula
359
Ferns
Dennstaedtiaceae
Polypodiales
Polypodiopsida
Plantae
View Hidden Taxa